White oak, the state tree of Illinois, is a slow-growing picturesque aboriginal tree that was once generally logged because that its beneficial wood. It grows right into a massive, broad-branching tree of approximately 80 feet high. The crown rounds out into a lovely canopy, and also its leaves have actually curved lobes, in comparison to the sharp this of red oaks. Gnarled branches emanating from a directly thick trunk through scaly gray bark bear dark eco-friendly leaves that rotate deep red-purple in fall. The fruit of this tree, the acorn, appears in the fall and is lot relished by squirrels. The white oak holds its leaves for prolonged period, regularly into the winter. This majestic oak is provided for that longevity, through trees an ext than 300 year old not uncommon, if grown under right conditions. Though no a tree for the within city, white oak makes a handsome open-grown specimen for large residential gardens and also parks.

You are watching: What is the illinois state tree

Illinois native species.



Street: proper for restricted size planting sites; recommended by the City the Chicago city Tree Planting ListPark/Residential: ideal for landscaped planting sites consisting of public parks, residential property, golf courses, cemeteries, etc.Legacy: for plantings with an meant life span of more than 60 years; kept 50 percent or an ext climate suitability in models for the decade 2080N/R +35 yrs: Not recommended for plantings with an intended life expectations of more than 35 years


1000 Lake chef RoadGlencoe, IL 60022DirectionsGarden MapSmartphone AppAdmission is free.Parking rates apply.


Customer Service: (847) 835-6801Main: (847) 835-5440Member: (847) 835-8215E-newsletter UpdatesGarden BlogPress RoomCreditsPrivacy Policy

Daily Hours

Today, October 26, 20218 a.m. – 5 p.m.

See more: How Long Does It Take To Fill A Pool With A Garden Hose ? (With Calculator)


© 2021 Chicago Botanic Garden. All rights reserved. One of the prizes of the forest Preserves of chef County.